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Related papers: Optimizing Long-context LLM Serving via Fine-grain…

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Recently, Large Language Models (LLMs) have demonstrated remarkable advancements in Natural Language Processing (NLP). However, generating high-quality text that balances coherence, diversity, and relevance remains challenging. Traditional…

Computation and Language · Computer Science 2025-05-01 Jaydip Sen , Rohit Pandey , Hetvi Waghela

Training large language models (LLMs) with increasingly long and varying sequence lengths introduces severe load imbalance challenges in large-scale data-parallel training. Recent frameworks attempt to mitigate these issues through data…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-30 Chang Chen , Tiancheng Chen , Jiangfei Duan , Qianchao Zhu , Zerui Wang , Qinghao Hu , Peng Sun , Xiuhong Li , Chao Yang , Torsten Hoefler

Fine-tuning large language models (LLMs) greatly improves model quality for downstream tasks. However, serving many fine-tuned LLMs concurrently is challenging due to the sporadic, bursty, and varying request patterns of different LLMs. To…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-26 Xiaozhe Yao , Qinghao Hu , Ana Klimovic

While long-context large language models (LLMs) exhibit remarkable document processing capabilities, their prohibitively high training costs often hinder customized applications. To mitigate this issue, we propose \textit{Sequential…

Machine Learning · Computer Science 2025-05-23 Wenhao Li , Yuxin Zhang , Gen Luo , Daohai Yu , Rongrong Ji

Computation in a typical Transformer-based large language model (LLM) can be characterized by batch size, hidden dimension, number of layers, and sequence length. Until now, system works for accelerating LLM training have focused on the…

Machine Learning · Computer Science 2023-10-05 Sam Ade Jacobs , Masahiro Tanaka , Chengming Zhang , Minjia Zhang , Shuaiwen Leon Song , Samyam Rajbhandari , Yuxiong He

Efficiently processing long sequences with Transformer models usually requires splitting the computations across accelerators via context parallelism. The dominant approaches in this family of methods, such as Ring Attention or DeepSpeed…

Machine Learning · Computer Science 2026-02-25 Ravi Ghadia , Maksim Abraham , Sergei Vorobyov , Max Ryabinin

Fine-grained cross-modal alignment aims to establish precise local correspondences between vision and language, forming a cornerstone for visual question answering and related multimodal applications. Current approaches face challenges in…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Xinyu Mao , Junsi Li , Haoji Zhang , Yu Liang , Ming Sun

We present tensor and sequence parallelism (TSP), a parallel execution strategy that folds tensor parallelism and sequence parallelism onto a single device axis. In conventional multi-dimensional parallelism layouts, tensor parallelism (TP)…

Computation and Language · Computer Science 2026-04-30 Vasu Shyam , Anna Golubeva , Quentin Anthony

Diffusion Transformer (DiT) models excel at generating high-quality images through iterative denoising steps, but serving them under strict Service Level Objectives (SLOs) is challenging due to their high computational cost, particularly at…

Machine Learning · Computer Science 2026-01-19 Runyu Lu , Shiqi He , Wenxuan Tan , Shenggui Li , Ruofan Wu , Jeff J. Ma , Ang Chen , Mosharaf Chowdhury

Large-language-model (LLM)-based text-to-speech (TTS) systems can generate natural speech, but most are not designed for low-latency dual-streaming synthesis. High-quality dual-streaming TTS depends on accurate text--speech alignment and…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-24 Hanwen Liu , Saierdaer Yusuyin , Hao Huang , Zhijian Ou

Despite the recent success of large language models (LLMs), LLMs are particularly challenging in long-sequence inference scenarios due to the quadratic computational complexity of the attention mechanism. Inspired by the interpretability…

Computation and Language · Computer Science 2025-04-10 Yao Tao , Yehui Tang , Yun Wang , Mingjian Zhu , Hailin Hu , Yunhe Wang

Serving Large Language Models (LLMs) in production faces significant challenges from highly variable request patterns and severe resource fragmentation in serverless clusters. Current systems rely on static pipeline configurations that…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-12 Yanying Lin , Shijie Peng , Chengzhi Lu , Chengzhong Xu , Kejiang Ye

The Chance-Constrained Parallel Machine Scheduling Problem (CC-PMSP) assigns jobs with uncertain processing times to machines, ensuring that each machine's availability constraints are met with a certain probability. We present a…

Optimization and Control · Mathematics 2025-04-30 Nicolás Casassus , Margarita Castro , Gustavo Angulo

The frequent elements problem, a key component in demanding stream-data analytics, involves selecting elements whose occurrence exceeds a user-specified threshold. Fast, memory-efficient $\epsilon$-approximate synopsis algorithms select all…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-04 Victor Jarlow , Charalampos Stylianopoulos , Marina Papatriantafilou

In Large Language Model (LLM) inference services, it is challenging to make a parallelism strategy configuration, to efficiently process the requests of variance context lengths. Requests of long context require high degree of parallelism…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-23 Haoyu Chen , Xue Li , Kun Qian , Yu Guan , Jin Zhao , Xin Wang

Long context inference scenarios have become increasingly important for large language models, yet they introduce significant computational latency. While prior research has optimized long-sequence inference through operators, model…

Computation and Language · Computer Science 2025-11-10 Wei Shao , Lingchao Zheng , Pengyu Wang , Peizhen Zheng , Jun Li , Yuwei Fan

Optimizing the parallel training of large models requires exploring intra-operator parallelism plans for a computation graph that typically contains tens of thousands of primitive operators. While the optimization of parallel data…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-07-08 Weifang Hu , Xuanhua Shi , Yunkai Zhang , Chang Wu , Xuan Peng , Jiaqi Zhai , Hai Jin , Xuehai Qian , Jingling Xue , Yongluan Zhou

The adoption of long context windows has become a standard feature in Large Language Models (LLMs), as extended contexts significantly enhance their capacity for complex reasoning and broaden their applicability across diverse scenarios.…

Computation and Language · Computer Science 2026-05-20 Wenxuan Li , Chengruidong Zhang , Huiqiang Jiang , Yucheng Li , Yuqing Yang , Lili Qiu

The 5G networks have extensively promoted the growth of mobile users and novel applications, and with the skyrocketing user requests for a large amount of popular content, the consequent content delivery services (CDSs) have been bringing a…

Networking and Internet Architecture · Computer Science 2023-08-25 Shaoyuan Huang , Heng Zhang , Xiaofei Wang , Min Chen , Jianxin Li , Victor C. M. Leung

Neural Text-to-Speech (TTS) systems find broad applications in voice assistants, e-learning, and audiobook creation. The pursuit of modern models, like Diffusion Models (DMs), holds promise for achieving high-fidelity, real-time speech…

Sound · Computer Science 2024-04-02 Xiang Li , Fan Bu , Ambuj Mehrish , Yingting Li , Jiale Han , Bo Cheng , Soujanya Poria